Explore IDNLearn.com's extensive Q&A database and find the answers you need. Ask anything and get well-informed, reliable answers from our knowledgeable community members.

Which is older-rock layer a (an intrusion) or the pieces of rock contained within it?

Sagot :

Beneath the surface, magma may push into bodies of rock. There, the magma cools and hardens into a mass of igneous rock called an intrusion. An intrusion is always younger than the rock layers around and beneath it.